400422444202 has 16 divisors (see below), whose sum is σ = 656800552800. Its totient is φ = 181575805840.

The previous prime is 400422444199. The next prime is 400422444217. The reversal of 400422444202 is 202444224004.

It is a super-3 number, since 3×400422444202³ (a number of 36 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21710377 + ... + 21728812.

It is an arithmetic number, because the mean of its divisors is an integer number (41050034550).

Almost surely, 2^400422444202 is an apocalyptic number.

400422444202 is a deficient number, since it is larger than the sum of its proper divisors (256378108598).

400422444202 is a wasteful number, since it uses less digits than its factorization.

400422444202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43439621.

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 400422444202 its reverse (202444224004), we get a palindrome (602866668206).

The spelling of 400422444202 in words is "four hundred billion, four hundred twenty-two million, four hundred forty-four thousand, two hundred two".